This is the abbreviation for "Information and Communication Technology".This is a communication method using a computer (PCs, smartphones, etc.), and refers to industries and services using information processing and communication technology.


This is the abbreviation for "Internet of Things" It refers to connecting the Internet (Servers, Cloud Services) to various devices including smartphones and tablets.。

Big data

This refers to data that is so large and complex that it is difficult to record, store, and analyze with general database management system and processing software. Big data has many forms and properties.

Cloud migration

This refers to the systematization of software, data, etc. owned by professional vendors by providing them to users as necessary through the Internet or a network.

Energy management system(EMS)

This refers to a system that makes it possible to see the movement of energy, such as electricity and gas "visualization", and to analyze and optimize the operation of facilities.

Smart Grid

To efficiently use energy by supplying power to both sides of a demand side and a supply side. It can be combined with IT technology to balance power. No precise definition has been made yet.

House boat

A boat designed to be used as a pure house. It may be connected to land and may not be powered. There are many in Amsterdam, London, Paris, etc.


This is the abbreviation for "Net Zero Energy Building" A building that aims to achieve a comfortable indoor environment while reducing the annual primary energy consumption of the building to zero.

Climate Neutral

To reduce greenhouse gas emissions to virtually zero. The EU adopted and announced the "Communication Plan for "European Green Deal"" on December 12, 2019.

Monitoring device

This refers to equipment used by residents to monitor the amount of electricity used in the surrounding area or at home in real time. By analyzing the data at home, it is possible to understand trends in electricity use and thus save electricity. It is often a tablet computer.

Smart meter

A measuring instrument for electricity, gas, etc., that has a remote meter reading function (interval meter reading), a remote switching function, and a function to collect and transmit measured data.

Primary energy

It is an untouched natural energy. They range from exhaustible energy represented by fossil fuels such as oil, coal and natural gas to renewable energy such as hydro and wind power.

District heat supply

A facility that centralizes heat source equipment, efficiently produces heat energy, and can supply heat energy for use in a city (entire region) 24 hours a day. By managing them collectively, it will be possible to improve the town's economic efficiency, environmental friendliness and disaster prevention.


MWh refers to the amount of work done for one hour at a power rate of 1 MW, or the amount of power consumed or generated for one hour at a power rate of 1 MW. MWh/year is the amount of electricity used per year.

Sustainable City

A city that is environmentally friendly and seeks to be sustainable in the future.

Fossil fuel

The name used when organic substances in the ground are used as fuel. It accounts for the majority of primary energy. A type of exhaustible energy.


This is the abbreviation for "Smart Cities Information System". With the help of the European Commission, it provides the knowledge base needed to create smart cities and information to help citizens lead greener lives. It may monitor environmental status for information collection.

European Capital of Innovation

Also called iCapital. An award given annually to a European city that best demonstrates its ability to do innovative things that improve people's lives.